
Sejoon Ahn
Examiner (ID: 10966, Phone: (571)272-9528 , Office: P/2628 )
| Most Active Art Unit | 2628 |
| Art Unit(s) | 2629, 2622, 2628, 2694 |
| Total Applications | 722 |
| Issued Applications | 597 |
| Pending Applications | 30 |
| Abandoned Applications | 111 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 19424442
[patent_doc_number] => 12083836
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2024-09-10
[patent_title] => Valve puller
[patent_app_type] => utility
[patent_app_number] => 17/517380
[patent_app_country] => US
[patent_app_date] => 2021-11-02
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Array
(
[id] => 17413276
[patent_doc_number] => 20220048180
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2022-02-17
[patent_title] => ANGULARLY ADJUSTABLE TOOL CONNECTION HAVING THREADED CONNECTOR AND CLAMP-TYPE CONNECTOR
[patent_app_type] => utility
[patent_app_number] => 17/514870
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/514870 | Angularly adjustable tool connection having threaded connector and clamp-type connector | Oct 28, 2021 | Issued |
Array
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[patent_kind] => A1
[patent_issue_date] => 2022-02-17
[patent_title] => SUBSTRATE HOLDING APPARATUS, ELASTIC MEMBRANE, POLISHING APPARATUS, AND METHOD FOR REPLACING ELASTIC MEMBRANE
[patent_app_type] => utility
[patent_app_number] => 17/511340
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Array
(
[id] => 18878142
[patent_doc_number] => 20240001511
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[patent_kind] => A1
[patent_issue_date] => 2024-01-04
[patent_title] => SYSTEMS AND METHODS FOR PROVIDING COOLANT TO AN ACTIVE GRINDING AREA
[patent_app_type] => utility
[patent_app_number] => 18/250288
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Array
(
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[patent_doc_number] => 20220040822
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[patent_title] => Welding Clamp With Position Shifting Base
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Array
(
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[patent_doc_number] => 20230130235
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[patent_kind] => A1
[patent_issue_date] => 2023-04-27
[patent_title] => POLISHING SLURRY DISPENSE NOZZLE
[patent_app_type] => utility
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Array
(
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[patent_title] => Sanding tool
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Array
(
[id] => 19954705
[patent_doc_number] => 12325104
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[patent_issue_date] => 2025-06-10
[patent_title] => Grinding method of workpiece
[patent_app_type] => utility
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/450572 | Grinding method of workpiece | Oct 11, 2021 | Issued |
Array
(
[id] => 18769969
[patent_doc_number] => 20230364739
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[patent_kind] => A1
[patent_issue_date] => 2023-11-16
[patent_title] => Blower for Floor Sander Drum
[patent_app_type] => utility
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Array
(
[id] => 19870716
[patent_doc_number] => 12263557
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[patent_issue_date] => 2025-04-01
[patent_title] => Automatic polishing system and automatic polishing device
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/495231 | Automatic polishing system and automatic polishing device | Oct 5, 2021 | Issued |
Array
(
[id] => 17504094
[patent_doc_number] => 20220097196
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[patent_issue_date] => 2022-03-31
[patent_title] => ANTIGRAVITY SHEAR-RESISTING AND DEFORMATION-ELIMINATING CENTERLESS GRINDING APPARATUS AND MACHINING METHOD
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Array
(
[id] => 19825650
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[patent_issue_date] => 2025-03-11
[patent_title] => Polishing pad and method of fabricating semiconductor device using the same
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Array
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Array
(
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[patent_title] => CUTTER SHARPENER
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[rel_patent_id] =>[rel_patent_doc_number] =>) 17/406123 | Cutter sharpener | Aug 18, 2021 | Issued |
Array
(
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Array
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Array
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Array
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Array
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Array
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